6645860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25561}}^1$

素因数の和:25583

約数の個数: 24

約数和(自身を含む): 15030456

約数和(自身を除く): 8384596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 25561, 51122, 102244, 127805, 255610, 332293, 511220, 664586, 1329172, 1661465, 3322930, 6645860]

約数ペア:

[(1, 6645860), (2, 3322930), (4, 1661465), (5, 1329172), (10, 664586), (13, 511220), (20, 332293), (26, 255610), (52, 127805), (65, 102244), (130, 51122), (260, 25561)]